Question

how many periods are present in the modern periodic table? which one is the shortest period?​

Answer 1

Answer:

There are total 7 periods (6 complete and 1 incomplete) in the modern periodic table. The first period is the shortest period containing only 2 elements. The second and third periods are short periods. The population of each short period is eight elements.

Explanation:

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Answer 2

There are 7 periods in the periodic table.

1st period is known as shortest period.

no of elements is 2..